Burn Two Digestive metabolism, or thermic effect of food TEF Simply digesting food turning carbs into sugar and turning protein into amino acids typically burns 10 to 15 percent of your daily calories. Digesting protein burns more calories than digesting carbohydrates or fat about 25 calories for every 100 consumed
D) using consistent Roy times for health and beauty
Availability of produce maybe? Countries in Asia have climates ideal for growing rice so it's a big part of their cuisine, as well as spices. Where as countries in the pacific eat high carb foods like Taro, Potato and Kumara cause they grow well in those climates. Not sure about elsewhere but I'd say climate effects the kind of vegetables/fruits that can grow :)
The answer should be (D)
Hope this helps luv!